diff options
Diffstat (limited to 'src/shader_recompiler/frontend/ir/modifiers.h')
-rw-r--r-- | src/shader_recompiler/frontend/ir/modifiers.h | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/src/shader_recompiler/frontend/ir/modifiers.h b/src/shader_recompiler/frontend/ir/modifiers.h new file mode 100644 index 0000000000..28bb9e798c --- /dev/null +++ b/src/shader_recompiler/frontend/ir/modifiers.h @@ -0,0 +1,28 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#pragma once + +namespace Shader::IR { + +enum class FmzMode { + None, // Denorms are not flushed, NAN is propagated (nouveau) + FTZ, // Flush denorms to zero, NAN is propagated (D3D11, NVN, GL, VK) + FMZ, // Flush denorms to zero, x * 0 == 0 (D3D9) +}; + +enum class FpRounding { + RN, // Round to nearest even, + RM, // Round towards negative infinity + RP, // Round towards positive infinity + RZ, // Round towards zero +}; + +struct FpControl { + bool no_contraction{false}; + FpRounding rounding : 8 = FpRounding::RN; + FmzMode fmz_mode : 8 = FmzMode::FTZ; +}; +static_assert(sizeof(FpControl) <= sizeof(u64)); +} // namespace Shader::IR |